These baluns are ideal for equipment connections in home theaters, conference rooms or training centres where UTP cable is already installed or where conduits don't allow for multiple bulky cable runs. The analogue Audio Baluns transmit unbalanced mono or stereo audio up to 1524m. For stereo audio, order two per side. The Digital Audio Baluns carry Dolby(r) Digital, dts(r) and other types of digital audio up to 182m over CAT5 cable.